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#include <cstdio>
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#include <cstring>
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#include <cctype>
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using namespace std;
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char buf[1048577];
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int main()
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{
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int n;
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scanf("%d",&n);
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while(n--)
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{
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int ans=0;
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scanf("%s",buf);
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for(char* ptr=buf; *ptr; ptr++)
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ans+=isdigit(*ptr);
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printf("%d\n",ans);
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}
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return 0;
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}
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